| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 20.897 | N/A |
| 2 | 1 | 18.478 | 23/7:07.413 |
| 3 | 1 | 18.733 | 23/7:10.218 |
| 4 | 2 | 21.085 | 22/7:08.969 |
| 5 | 2 | 29.393 | 20/7:17.419 |
| 6 | 2 | 21.657 | 20/7:16.411 |
| 7 | 2 | 18.809 | 20/7:06.721 |
| 8 | 2 | 19.156 | 20/7:00.741 |
| 9 | 2 | 18.478 | 21/7:15.369 |
| 10 | 2 | 17.970 | 21/7:09.250 |
| 11 | 2 | 18.460 | 21/7:05.335 |
| 12 | 2 | 20.439 | 21/7:05.729 |
| 13 | 2 | 18.740 | 21/7:03.227 |
| 14 | 2 | 19.557 | 21/7:02.366 |
| 15 | 1 | 20.541 | 21/7:03.034 |
| 16 | 1 | 20.065 | 21/7:02.978 |
| 17 | 2 | 23.884 | 21/7:07.703 |
| 18 | 3 | 27.765 | 21/7:16.438 |
| 19 | 3 | 19.881 | 21/7:15.442 |
| 20 | 3 | 26.576 | 20/7:00.564 |